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Java > Open Source Codes > ca > mcgill > sable > soot > cfg > model > CFGEdge


1 /* Soot - a J*va Optimization Framework
2  * Copyright (C) 2004 Jennifer Lhotak
3  *
4  * This library is free software; you can redistribute it and/or
5  * modify it under the terms of the GNU Lesser General Public
6  * License as published by the Free Software Foundation; either
7  * version 2.1 of the License, or (at your option) any later version.
8  *
9  * This library is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12  * Lesser General Public License for more details.
13  *
14  * You should have received a copy of the GNU Lesser General Public
15  * License along with this library; if not, write to the
16  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
17  * Boston, MA 02111-1307, USA.
18  */
19
20 package ca.mcgill.sable.soot.cfg.model;
21
22 public class CFGEdge extends CFGElement {
23
24     private CFGNode from;
25     private CFGNode to;
26     
27     public CFGEdge(CFGNode from, CFGNode to) {
28         setFrom(from);
29         setTo(to);
30         getFrom().addOutput(this);
31         getTo().addInput(this);
32     }
33
34     /**
35      * @return
36      */
37     public CFGNode getFrom() {
38         return from;
39     }
40
41     /**
42      * @return
43      */
44     public CFGNode getTo() {
45         return to;
46     }
47
48     /**
49      * @param node
50      */
51     public void setFrom(CFGNode node) {
52         from = node;
53     }
54
55     /**
56      * @param node
57      */
58     public void setTo(CFGNode node) {
59         to = node;
60         
61     }
62     
63     public String JavaDoc toString(){
64         return "from: "+getFrom()+" to: "+getTo();
65     }
66
67 }
68
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